Dormilona

Dormilona

Corallus ruschenbergerii

Silhouette: T. Michael Keesey (from a photo by Maximilian Paradiz) · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~20% · Possible
at Piedras Blancas National Park
12 Verified sightings at Piedras Blancas National Park From 2019 to 2026
145 Verified sightings across all 9 parks From 2019 to 2026
April Best month highest sighting rate
☀️🌙 Day & Night When it's spotted Active throughout day and night

About the Dormilona

Corallus ruschenbergerii, commonly known as the Central American tree boa, common tree boa, and Trinidad tree boa, is a boa species found in lower Central America and northern South America. No subspecies are currently recognized. Like all boas, it is not venomous.

The specific name, ruschenbergerii, is in honor of William Ruschenberger, who was a United States Navy surgeon. Corallus ruschenbergerii is one of the largest members of the genus Corallus with adults reaching up to 2 metres (6 ft 7 in) in total length (including tail). The colors are typically shades of yellow, brown or gray, although populations on Trinidad and Tobago are often a patternless pure bronze.

Corallus ruschenbergerii is found in Lower Central America in southwestern Costa Rica (south of 10° N) and Panama, including Isla del Rey, Isla Contadora, Isla de Cébaco and Isla Suscantupu. In South America it occurs in Colombia east of the Andes, north of the Cordillera Central and north of the Cordillera Oriental, northern Venezuela north of the Cordillera de Mérida and in the drainage of the Río Orinoco, north and west of the Guiana Shield, east of the Orinoco... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Caroni Swamp 🇹🇹 Trinidad and Tobago
~90%
2 Main Ridge Forest Reserve 🇹🇹 Trinidad and Tobago
~40%
3 Piedras Blancas National Park 🇨🇷 Costa Rica
~20%
4 Tayrona National Natural Park 🇨🇴 Colombia
~10%
5 Darién National Park 🇵🇦 Panama
Insufficient data
6 Marino Ballena National Park 🇨🇷 Costa Rica
Insufficient data
7 Manuel Antonio National Park 🇨🇷 Costa Rica
Insufficient data
8 Cahuita National Park 🇨🇷 Costa Rica
Insufficient data
9 Corcovado National Park 🇨🇷 Costa Rica
Insufficient data

Quick answers

What are the chances of seeing a Dormilona in Piedras Blancas National Park?

About 20% of wildlife watchers report a Dormilona sighting in Piedras Blancas National Park, based on 12 verified sightings from GBIF citizen-science data.

When is the best time to see Dormilona in Piedras Blancas National Park?

April has the highest sighting rate for Dormilona in Piedras Blancas National Park in our monthly data.

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